index.html

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>To do List</title>
  <link rel="stylesheet" href="assets/styles/app.css">
</head>

<body>
  <main class="todo">
    <header class="header">
      <div class="header-title"></div>
      <div class="header-counter"></div>
    </header>
    <form class="add">
      <input type="text" name="add" placeholder="Add item..." required>
      <button type="submit" class="add-btn">
        <i class="fas fa-plus"></i>
      </button>
    </form>
    <section class="items"></section>
    <span class="message">Nothing to do today. Enjoy! 😎</span>
    <footer class="footer"></footer>
  </main>
</body>
<!-- Scripts -->
<script src="assets/scripts/app.js"></script>

</html>